| Isabela to Bollullos par del Condado | 3,846.76 mi (6,190.76 km) |
| Isabela to Bormujos | 3,872.61 mi (6,232.37 km) |
| Isabela to Brenes | 3,883.99 mi (6,250.68 km) |
| Isabela to Brunete | 3,992.13 mi (6,424.71 km) |
| Isabela to Bueu | 3,755.76 mi (6,044.31 km) |
| Isabela to Bullas | 4,113.49 mi (6,620.01 km) |
| Isabela to Bunol | 4,160.45 mi (6,695.60 km) |
| Isabela to Burela de Cabo | 3,836.56 mi (6,174.35 km) |
| Isabela to Burgos | 4,014.42 mi (6,460.58 km) |
| Isabela to Burjasot | 4,180.90 mi (6,728.51 km) |
| Isabela to Burriana | 4,197.45 mi (6,755.14 km) |
| Isabela to Cabanaquinta | 3,923.15 mi (6,313.71 km) |
| Isabela to Cabanillas del Campo | 4,032.59 mi (6,489.83 km) |
| Isabela to Cabra | 3,962.39 mi (6,376.85 km) |
| Isabela to Caceres | 3,863.26 mi (6,217.32 km) |
